3. a) Define Integrating Factor and Exact Differential Equation. b) Solve: (x2 + xy-y² )dx+ x² - 2xy dy = 0. 1,2 – 2xy dy = 0. dy 4+3y = cos2x. dx Ty c) Solve: dx

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3. a) Define Integrating Factor and Exact Differential Equation.
b) Solve: (x2 + xy- y² )dx+ x² - 2xy dy = 0.
+ ху-
dʻy
c) Solve:
dy
4-
+3y = cos2x.
dx
Transcribed Image Text:3. a) Define Integrating Factor and Exact Differential Equation. b) Solve: (x2 + xy- y² )dx+ x² - 2xy dy = 0. + ху- dʻy c) Solve: dy 4- +3y = cos2x. dx
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